19074822

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 44163840

約数和(自身を除く): 25089018

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 61, 78, 114, 122, 183, 211, 247, 366, 422, 494, 633, 741, 793, 1159, 1266, 1482, 1586, 2318, 2379, 2743, 3477, 4009, 4758, 5486, 6954, 8018, 8229, 12027, 12871, 15067, 16458, 24054, 25742, 30134, 38613, 45201, 52117, 77226, 90402, 104234, 156351, 167323, 244549, 312702, 334646, 489098, 501969, 733647, 1003938, 1467294, 3179137, 6358274, 9537411, 19074822]

約数ペア:

[(1, 19074822), (2, 9537411), (3, 6358274), (6, 3179137), (13, 1467294), (19, 1003938), (26, 733647), (38, 501969), (39, 489098), (57, 334646), (61, 312702), (78, 244549), (114, 167323), (122, 156351), (183, 104234), (211, 90402), (247, 77226), (366, 52117), (422, 45201), (494, 38613), (633, 30134), (741, 25742), (793, 24054), (1159, 16458), (1266, 15067), (1482, 12871), (1586, 12027), (2318, 8229), (2379, 8018), (2743, 6954), (3477, 5486), (4009, 4758)]